用恒定功率全力测试估计无氧工作能力和临界功率
Ming-Chang Tsai1, Scott Thomas2, Marc Klimstra1,3
1Canadian Sport Institute Pacific, Victoria, BC V9E 2C5, Canada.
Journal of functional morphology and kinesiology
|November 25, 2024
概括
一种新的恒定功率测试 (CPT) 可以准确估计临界功率 (CP) 和无氧工作能力 (W') 参数,为运动员提供了传统方法的不那么艰苦的替代方案. 这种方法为定期的健身监测提供了一个可行的工具.
科学领域:
- 体育科学 运动科学 运动科学
- 运动生理学 运动生理学
- 生物物理学的生物物理.
背景情况:
- 临界功率模型 (CPM) 对于表征运动员健身,估计无氧工作能力 (W') 和临界功率 (CP) 至关重要.
- 传统的CP和W'估计方法耗时,而3分钟全力测试 (3MT) 虽然有效,但在物理上要求很高.
- 需要一个不那么艰苦的单次会议协议来准确评估定期健身监测的CPM参数.
研究的目的:
- 调查一种新的单次常量功率测试 (CPT) 协议,以准确估计关键功率模型参数.
- 为了比较CPT与传统的CP协议和3分钟全面测试 (3MT) 的疗效.
主要方法:
- 28名竞技自行车运动员和三项运动员在两周内进行了五次测试.
- 首先进行了3MT,以确定初始的CPM参数.
- 随后进行了四次恒定功率测试 (CPT),选择的持续时间以诱导1到10分钟的疲劳.
主要成果:
- 与黄金标准相比,恒定功率测试 (CPT) 并没有准确地估计所有持续时间的传统CP和W'参数.
- 然而,CPT协议的持续时间小于3分钟,证明了CP和W'参数的准确估计来自3MT.
- 当将CPT持续时间与所有CPT持续时间的传统CP协议以及CPT持续时间超过3分钟的3MT进行比较时,观察到显著的差异.
结论:
- 恒定功率测试 (CPT) 协议,特别是3分钟以下的持续时间,可以作为评估临界功率 (CP) 和无氧工作能力 (W') 参数的实用且不那么艰苦的替代方案.
- 这一发现支持使用CPT进行更频繁和更容易获得的运动员健身监测.
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